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Set PA Puzzle 73

 
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daj95376



Joined: 23 Aug 2008
Posts: 3854
PostPosted: Tue Jan 27, 2009 11:59 am    Post subject: Set PA Puzzle 73 Reply with quote
Code:
 +-----------------------+
 | . . . | . 1 . | . 5 . |
 | . 7 . | . . 5 | 2 . . |
 | . . 8 | . . 2 | . 9 . |
 |-------+-------+-------|
 | . . . | 8 . . | . 1 2 |
 | 2 . . | . . . | 5 7 8 |
 | . 8 1 | . . 7 | 9 . . |
 |-------+-------+-------|
 | . 4 . | . 5 8 | 3 . . |
 | 8 . 3 | 2 7 . | . 6 . |
 | . . . | 1 3 . | . . 9 |
 +-----------------------+

Play this puzzle online at the Daily Sudoku site

===== ===== ===== ===== ===== ===== ===== ===== ===== Ratings

Can be solved using steps from ...

Basics: Naked/Hidden Single, Naked Pair/Triple, Locked Candidate 1/2

Basics+: Naked Quad, Hidden Pair/Triple/Quad

VH: BUG+1, UR Type 1, X-Wing, XY-Wing, XYZ-Wing

VH+: 2-String Kite, Empty Rectangle, Remote Pair, Skyscraper, Colors, UR Type 2

Advanced: finned/Sashimi X-Wing, Multiple Colors, Swordfish, M-Wing, W-Wing, XY-Chain

Extreme: Jellyfish, (but mostly) Chain
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storm_norm



Joined: 18 Oct 2007
Posts: 1741
PostPosted: Wed Jan 28, 2009 1:01 am    Post subject: Reply with quote
Code:
.---------------------.---------------------.---------------------.
| 349    269    2469  | 34679  1      69    | 8      5      3467  |
| 1349   7      469   | 3469   8      5     | 2      34     1346  |
| 1345   156    8     | 3467   46     2     | 17     9      13467 |
:---------------------+---------------------+---------------------:
| 4579  5-9     4579  | 8      49     3     | 6      1      2     |
| 2      3     [49]   |[46]    469    1     | 5      7      8     |
| 6      8      1     | 5      2      7     | 9      34     34    |
:---------------------+---------------------+---------------------:
| 179    4      679   |[69]    5      8     | 3      2      17    |
| 8     1[9]    3     | 2      7     4[9]   | 14     6      5     |
| 57     256    2567  | 1      3      46    | 47     8      9     |
'---------------------'---------------------'---------------------'

(9)r8c2 = (9)r8c6 - (9=6)r7c4 - (6=4)r5c4 - (4=9)r5c3; r4c2 <> 9
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